Form 4: SentinelOne Executive Sells Shares
Insider Transaction (Form 4)
Robin Tomasello, Chief Accounting Officer of SentinelOne, Inc., sold 21,440 shares of common stock on September 8, 2026.
Summary
- Open-market sale: disposed of 7,235 Class A Common Stock at $19.44 ($140,644) on September 8, 2026; holds 432,628 after (Direct).
- Open-market sale: disposed of 14,205 Class A Common Stock at $19.79 ($281,117) on September 8, 2026; holds 418,423 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $421,761 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Robin Tomasello — Officer (Chief Accounting Officer)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-08 | Open-market sale | Class A Common Stock | 7,235 | $19 | $140.6K | 432,628 |
| 2026-09-08 | Open-market sale | Class A Common Stock | 14,205 | $20 | $281.1K | 418,423 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-08 | Open-market sale (7,235 shares) |
| 2026-09-08 | Open-market sale (14,205 shares) |
Keywords
insider transaction, Form 4, S, SentinelOne, Inc., bearish, Robin Tomasello
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